Home / 1,443,622,403.40-2,165,433,605.10-523,528,758.60

Finding the Fourth Proportional to 1,443,622,403.40, 2,165,433,605.10 and 523,528,758.60

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Solution

The fourth proportional to 1,443,622,403.40, 2,165,433,605.10 and 523,528,758.60 is: 785,293,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,622,403.40 : 2,165,433,605.10 = 523,528,758.60 : x
  2. Step 2: Convert to fraction form
    1,443,622,403.40/2,165,433,605.10 = 523,528,758.60/x
  3. Step 3: Cross multiply
    1,443,622,403.40x = 2,165,433,605.10 × 523,528,758.60
  4. Step 4: Simplify right side
    1,443,622,403.40x = 1,133,666,767,108,725,632
  5. Step 5: Solve for x
    x = 1,133,666,767,108,725,632/1,443,622,403.40
  6. Step 6: Final answer
    x = 785,293,137.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.